.user-avatar {
  position: relative;
  cursor: pointer;
}

.user-menu {
  position: absolute;
  right: 0;
  top: 60px; /* 视头像实际高度调整 */
  z-index: 3000;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
  border-radius: 12px;
  min-width: 320px;
  padding: 16px 0 0 0;
} 